Splenic Amino Peptide is extracted from healthy bovine spleen and contains polypeptide amino acids and polynucleotides. There are no other hazards and side effects for the time being, except that some people taking Splenic Amino Peptide may have allergic reactions. Splenic Amino Peptide is an immunomodulator with immunomodulatory effects, which can enhance immunity and be used to treat cellular immune dysfunction, immunodeficiency and autoimmune dysfunction diseases. It can also improve the effect of radiotherapy and postoperative quality of life of patients with malignant tumors, and reduce the incidence of colds, fever or other infections. Splenopeptide includes two dosage forms, lyophilized powder and oral solution, and the dosage of each dosage form is different. Allergic reactions may occur, and other adverse reactions have not been clarified. Contraindications to the drug are unclear. There is also a lack of studies on the use of the drug in the elderly, children, pregnant and lactating women. Note that the drug should not be taken when its properties have changed. The specific use of drugs need to consult a doctor, it is recommended to follow the doctor’s instructions to take medication.